package www.test.filter;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;

public class EncodeFilter implements Filter
{

	@Override
	public void destroy()
	{
		System.out.println("字符过滤器初销毁---------");
		
	}

	@Override
	public void doFilter(ServletRequest request, ServletResponse response, FilterChain chain) throws IOException, ServletException
	{
		//request.setCharacterEncoding("UTF-8");
		HttpServletRequest req= (HttpServletRequest) request;
		request.setCharacterEncoding("UTF-8");
		System.out.println("拦截的url="+req.getRequestURI());
		chain.doFilter(request, response);
		
	}

	@Override
	public void init(FilterConfig arg0) throws ServletException
	{

		System.out.println("字符过滤器初始化-------------");
	}

}
